package com.kele.niuke;

/**
 * @author kele
 * @date 2021/10/9 15:32
 * @description
 */
public class Test {
    public static void main(String[] args) {
        StringBuffer a = new StringBuffer("A");
        StringBuffer b = new StringBuffer("B");
        operator(a, b);
        System.out.println(a + "," + b);

        int a1 = 10;
        int b1 = 0;
        int c;
        if (a1 > 50) {
            b1 = 9;
        }
        c = b1 + a1;
    }
    public static void operator(StringBuffer x, StringBuffer y) {
        x.append(y); y = x;
    }
}
